217142172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20173}}^1$

素因数の和:20219

約数の個数: 72

約数和(自身を含む): 616840224

約数和(自身を除く): 399698052

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2691, 3588, 5382, 10764, 20173, 40346, 60519, 80692, 121038, 181557, 242076, 262249, 363114, 463979, 524498, 726228, 786747, 927958, 1048996, 1391937, 1573494, 1855916, 2360241, 2783874, 3146988, 4175811, 4720482, 5567748, 6031727, 8351622, 9440964, 12063454, 16703244, 18095181, 24126908, 36190362, 54285543, 72380724, 108571086, 217142172]

約数ペア:

[(1, 217142172), (2, 108571086), (3, 72380724), (4, 54285543), (6, 36190362), (9, 24126908), (12, 18095181), (13, 16703244), (18, 12063454), (23, 9440964), (26, 8351622), (36, 6031727), (39, 5567748), (46, 4720482), (52, 4175811), (69, 3146988), (78, 2783874), (92, 2360241), (117, 1855916), (138, 1573494), (156, 1391937), (207, 1048996), (234, 927958), (276, 786747), (299, 726228), (414, 524498), (468, 463979), (598, 363114), (828, 262249), (897, 242076), (1196, 181557), (1794, 121038), (2691, 80692), (3588, 60519), (5382, 40346), (10764, 20173)]